CN208489378U - A kind of safe voltage output protecting device - Google Patents

Abstract

The utility model discloses a kind of safe voltage output protecting devices; including protection pipe; symmetrical two packer rings are fixedly connected on the inner wall of the protection pipe; the inner surface of the packer ring is inclined-plane; it is fixedly connected between two packer rings by support rod and symmetrical two support plates in front and back on the inner wall of the protection bottom of the tube; the shape of the support plate right side is arc, and the threaded hole of connective protection pipe top inner wall is offered at the top of the protection pipe.180 degree of annular array of cover board is arranged in the utility model and support plate plays the role of that the conducting wire of power supply line inside two is isolated, and then by sealing off after power supply line rupture reconnects achieve the effect that user of service is avoided to touch inner lead, achieve the effect that user of service is avoided to get an electric shock at the conducting wire of reconnect, by the way that two conducting wires are isolated achievees the effect that two conducting wires is avoided to touch appearance short circuit.

Description

A kind of safe voltage output protecting device

Technical field

The utility model relates to voltage output protection technique field more particularly to a kind of safe voltage output protecting devices.

Background technique

Safe voltage, which refers to, will not make one voltage that is directly lethal or disabling, allow continuous contact under the conditions of general environment " Safety Extra Low Voltage " is 36V, and industry provides that safe voltage is not higher than 36V, and continuous contact safe voltage is 24V, safety electricity Stream is 10mA, and the extent of injury to shock by electricity to human body depends primarily on the size and conduction time length by body current, voltage Output be all using power supply line, there are two conducting wires inside power supply line.

As electric power is using more and more common, safe voltage output is required it is also higher and higher, and then for safety Voltage output requires also to increase accordingly, but existing safe voltage output is all directly to be screwed in after breakage fracture with power supply line In outer surface wrap insulating tape after together, but insulating tape is easily worn in use, so user of service The case where conducting wire will appear electric shock is touched unintentionally, there is very big security risk, and easily cause two to lead after wearing There is the situation of short circuit in line touching.

Utility model content

Purpose of the utility model is to solve disadvantages existing in the prior art, such as: existing safe voltage output In outer surface wrap insulating tape after being all directly to be threaded together after breakage fracture with power supply line, but in use absolutely Edge adhesive tape is easily worn, so user of service touches unintentionally the case where conducting wire will appear electric shock, there is very big peace Full hidden danger, and easily lead to the situation of two conducting wire touching appearance short circuits after wearing, and a kind of safe voltage output proposed Protective device.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of safe voltage output protecting device, including protection pipe are fixedly connected on the inner wall of the protection pipe symmetrical Two packer rings, the inner surface of the packer ring is inclined-plane, passes through support on the inner wall of the protection bottom of the tube Bar is fixedly connected between two packer rings and symmetrical two support plates in front and back, the shape of the support plate right side Shape is arc, and the threaded hole of connective protection pipe top inner wall, the inner surface of the threaded hole are offered at the top of the protection pipe On be threaded with threaded rod, the top of the threaded rod is fixedly connected with the operation knob above protection pipe, the guarantor The outer surface thread of the seal disc being fixedly connected on the outside of threaded rod at the top of pillar, the threaded rod is connected with positioned at close Rubber threaded block above closing disk.

Preferably, the bottom end of the threaded rod is fixedly connected with inside protection pipe and is located at right above support plate and turns Moving plate, the outer surface of the rotating disc offer annular groove, and symmetrical two cunnings are slidably connected on the annular groove inner surface Lever, the sliding bar are fixedly connected with pressure ram far from one end of annular groove, offer on the inner wall at the protection pipe back side It is located remotely from each other side and symmetrical two guide grooves positioned at two pressure rams, the pressure ram is close to the side of guide groove by leading On the inner surface for being slidably connected at guide groove to bar, the bottom end of two pressure rams passes through two cover boards, two cover boards Positioned at support plate surface and right side shape be arc.

Preferably, the radian of the support plate and cover board right side is 180 degree, and the support plate and cover board are right The internal diameter of side is identical with outer diameter size.

Preferably, the angle between the inner surface and vertical plane of the packer ring is between 30 degree to 60 degree, The shape of the packer ring right side is annular.

Preferably, it is fixedly connected with sliding-aided mat on the inner surface of the guide groove, is fixed on the outer surface of the guide rod It is connected with wear-resistant pad.

Preferably, the length of the threaded rod is not less than three centimetres, and the reach of the screw thread rod outer surface is not less than Two centimetres.

Compared with prior art, the utility model has the beneficial effects that

(1) setting operation knob controls the effect that threaded rod traction rotating disc is rotated, and guide rod and pressure ram is arranged Play the role of controlling cover board lifting, the cover board and support plate of 180 degree of annular array of setting are played to power supply line inside two The effect that root conducting wire is isolated, and then avoid user of service from touching by sealing off to reach after power supply line rupture reconnects The effect for encountering inner lead achievees the effect that user of service is avoided to get an electric shock at the conducting wire of reconnect, passes through and be isolated two Conducting wire achievees the effect that two conducting wires is avoided to touch appearance short circuit.

(2) setting packer ring plays the role of being sealed the two sides of power supply line rent, and then plays placement Dust and rainwater stick in the effect of conducting wire outer surface, to achieve the effect that convenient for stable carry out safe voltage output.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of safe voltage output protecting device schematic diagram of internal structure；

Fig. 2 be the utility model proposes a kind of safe voltage output protecting device the right view structural representation of packer ring Figure；

Fig. 3 be the utility model proposes a kind of safe voltage output protecting device cover board right side structural representation；

Fig. 4 be the utility model proposes a kind of safe voltage output protecting device positive structure diagram.

In figure: 1 protection pipe, 2 packer rings, 3 support plates, 4 threaded holes, 5 threaded rods, 6 seal discs, 7 operation knobs, 8 Rubber threaded block, 9 rotating discs, 10 annular grooves, 11 sliding bars, 12 pressure rams, 13 guide grooves, 14 guide rods, 15 cover boards.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right", The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

Referring to Fig.1-3, a kind of safe voltage output protecting device, including protection pipe 1, it is fixed on the inner wall of protection pipe 1 to connect It is connected to symmetrical two packer rings 2, the inner surface of packer ring 2 is inclined-plane, the inner surface of packer ring 2 and vertical For angle between face between 30 degree to 60 degree, the shape of 2 right side of packer ring is annular, and packer ring is arranged 2 inner surfaces are that inclined-plane plays the role of guaranteeing both sides sealing, are fixedly connected with position by support rod on the inner wall of 1 bottom of protection pipe Between two packer rings 2 and symmetrical two support plates 3 in front and back, the shape of 3 right side of support plate are arc, protection pipe 1 top offers the threaded hole 4 of 1 top inner wall of connective protection pipe, is threaded with threaded rod 5 on the inner surface of threaded hole 4, The length of threaded rod 5 is not less than three centimetres, and the reach of 5 outer surface of threaded rod is not less than two centimetres, and enough screw threads are arranged Length plays the role of guaranteeing to go deep into distance.

The top of threaded rod 5 is fixedly connected with the operation knob 7 above protection pipe 1, and the top of protection pipe 1 is fixed to be connected It is connected to the seal disc 6 for being located at 5 outside of threaded rod, the outer surface thread of threaded rod 5 is connected with the rubber spiral shell above seal disc 6 Line block 8, the bottom end of threaded rod 5 are fixedly connected with positioned at the rotating disc 9 protection pipe 1 inside and be located at right above support plate 3, rotation The outer surface of disk 9 offers annular groove 10, and symmetrical two sliding bars 11, sliding bar are slidably connected on 10 inner surface of annular groove 11 one end far from annular groove 10 are fixedly connected with pressure ram 12, offer on the inner wall at 1 back side of protection pipe and squeeze positioned at two Bar 12 is located remotely from each other side and symmetrical two guide grooves 13.

Pressure ram 12 is slidably connected on the inner surface of guide groove 13 close to the side of guide groove 13 by guide rod 14, is led It is fixedly connected with sliding-aided mat on the inner surface of slot 13, is fixedly connected with wear-resistant pad on the outer surface of guide rod 14, plays guarantee The effect that will not be worn easily is used for multiple times, by two cover boards 15, support plate 3 and cover board 15 are right for the bottom end of two pressure rams 12 The radian of side is 180 degree, and support plate 3 is identical with outer diameter size with the internal diameter of 15 right side of cover board, and setting size is complete Exactly the same support plate 3 and cover board 15 plays the role of guaranteeing to seal off two lines effect, and two cover boards 15 are located at support The surface of plate 3 and right side shape are arc, the effect that setting opening-closing structure is sealed two power supply lines.

In the utility model, when user uses the device, protection pipe 1 is socketed in the power supply line of safe voltage output On, then the power supply line of fracture reconnected together, then protection pipe 1 is slided into the position of power supply thread breakage reconnection, then twist Dynamic operation knob 7 rotates threaded rod 5, and position declines while the rotation of threaded rod 5 rotates rotating disc 9, and rotating disc 9 rotates And position decline traction pressure ram 12 controls the decline of 15 position of cover board, and then two cover boards 15 cover the top in two support plates 3 Play the role of that two conducting wires isolation of reconnection position will be broken, and then by sealing off after power supply line rupture reconnects Achieve the effect that user of service is avoided to touch inner lead, reaches and avoid the user of service from getting an electric shock at the conducting wire of reconnect Effect by the way that two conducting wires are isolated achievees the effect that two conducting wires is avoided to touch appearance short circuit.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of safe voltage output protecting device, including protection pipe (1), which is characterized in that on the inner wall of the protection pipe (1) Symmetrical two packer rings (2) are fixedly connected with, the inner surface of the packer ring (2) is inclined-plane, the protection pipe (1) it is fixedly connected between two packer rings (2) on the inner wall of bottom by support rod and symmetrical two of front and back Support plate (3), the shape of support plate (3) right side are arc, offer connective protection pipe at the top of the protection pipe (1) (1) threaded hole (4) of top inner wall is threaded with threaded rod (5), the threaded rod on the inner surface of the threaded hole (4) (5) top is fixedly connected with the operation knob (7) above protection pipe (1), is fixedly connected at the top of the protection pipe (1) There is the seal disc (6) being located on the outside of threaded rod (5), the outer surface thread of the threaded rod (5) is connected on seal disc (6) The rubber threaded block (8) of side.

2. a kind of safe voltage output protecting device according to claim 1, which is characterized in that the threaded rod (5) Bottom end is fixedly connected with positioned at the rotating disc (9) that protection pipe (1) is internal and is located at right above support plate (3), the rotating disc (9) Outer surface offer annular groove (10), slidably connect symmetrical two sliding bars on annular groove (10) inner surface (11), the sliding bar (11) is fixedly connected with pressure ram (12) far from the one end of annular groove (10), protection pipe (1) back side Inner wall on offer and be located remotely from each other side and symmetrical two guide grooves (13), the pressure ram positioned at two pressure rams (12) (12) side close to guide groove (13) is slidably connected on the inner surface of guide groove (13) by guide rod (14), described in two The bottom end of pressure ram (12) is located at surface and the right side of support plate (3) by two cover boards (15), two cover boards (15) Face shape is arc.

3. a kind of safe voltage output protecting device according to claim 2, which is characterized in that the support plate (3) and The radian of cover board (15) right side is 180 degree, the internal diameter and outer diameter of the support plate (3) and cover board (15) right side Size is identical.

4. a kind of safe voltage output protecting device according to claim 1, which is characterized in that the packer ring (2) the angle between inner surface and vertical plane is between 30 degree to 60 degree, the shape of packer ring (2) right side Shape is annular.

5. a kind of safe voltage output protecting device according to claim 2, which is characterized in that the guide groove (13) It is fixedly connected with sliding-aided mat on inner surface, is fixedly connected with wear-resistant pad on the outer surface of the guide rod (14).

6. a kind of safe voltage output protecting device according to claim 1, which is characterized in that the threaded rod (5) Length is not less than three centimetres, and the reach of threaded rod (5) outer surface is not less than two centimetres.